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Finding the Fourth Proportional to 260,912.97, 360,054.66 and 146,190.24

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Solution

The fourth proportional to 260,912.97, 360,054.66 and 146,190.24 is: 201,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,912.97 : 360,054.66 = 146,190.24 : x
  2. Step 2: Convert to fraction form
    260,912.97/360,054.66 = 146,190.24/x
  3. Step 3: Cross multiply
    260,912.97x = 360,054.66 × 146,190.24
  4. Step 4: Simplify right side
    260,912.97x = 52,636,477,158.52
  5. Step 5: Solve for x
    x = 52,636,477,158.52/260,912.97
  6. Step 6: Final answer
    x = 201,739.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.